Assignee
GEC ALSTHOM LTD
GB·27 granted patents·686 citations·filing 1989–1998
Top patents by PatentIndex Score
27 records- 0188US5866959ACooling arrangements for rotating electrical machinesGEC ALSTHOM LTD·Filed 1997·Granted Feb 2, 1999·77 cites·16 claims
- 0283US5532575AMultilevel converter with capacitor voltage balancingGEC ALSTHOM LTD·Filed 1995·Granted Jul 2, 1996·82 cites·22 claims
- 0381US5825189AMethod of locating the position of a fault on a power transmissionGEC ALSTHOM LTD·Filed 1996·Granted Oct 20, 1998·54 cites·5 claims
- 0481US5779443ATurbine bladeGEC ALSTHOM LTD·Filed 1997·Granted Jul 14, 1998·60 cites·8 claims
- 0577US5566443AMethods of making power distribution transformersGEC ALSTHOM LTD·Filed 1994·Granted Oct 22, 1996·27 cites·30 claims
- 0672USD416881SButton arrangement on instrument panelGEC ALSTHOM LTD·Filed 1998·Granted Nov 23, 1999·17 cites·1 claims
- 0772US5072403AEquipment for and methods of locating the position of a fault on a power transmission lineGEC ALSTHOM LTD·Filed 1989·Granted Dec 10, 1991·31 cites·5 claims
- 0867US5694279ASuperconductive fault current limitersGEC ALSTHOM LTD·Filed 1996·Granted Dec 2, 1997·26 cites·12 claims
- 0964US5455553ADistribution transformersGEC ALSTHOM LTD·Filed 1994·Granted Oct 3, 1995·16 cites·6 claims
- 1063US5608327AMethods and apparatus for identifying faulted phases on an electric power transmission lineGEC ALSTHOM LTD·Filed 1995·Granted Mar 4, 1997·32 cites·9 claims
- 1159US5834725ACircuit interrupter arrangementGEC ALSTHOM LTD·Filed 1996·Granted Nov 10, 1998·19 cites·7 claims
- 1258US5995391AControl arrangement for a multilevel convertorGEC ALSTHOM LTD·Filed 1997·Granted Nov 30, 1999·28 cites·25 claims
- 1357US6088245ASwitching control arrangementGEC ALSTHOM LTD·Filed 1998·Granted Jul 11, 2000·23 cites·29 claims
- 1456US5157288APhase shifting circuitsGEC ALSTHOM LTD·Filed 1991·Granted Oct 20, 1992·20 cites·8 claims
- 1555US5672943AElectronic control apparatusGEC ALSTHOM LTD·Filed 1994·Granted Sep 30, 1997·26 cites·6 claims
- 1654US5730425AMethod and apparatus for paying out, securing and hauling in a flexible elongate tensile memberGEC ALSTHOM LTD·Filed 1996·Granted Mar 24, 1998·20 cites·25 claims
- 1750US5906474ATurbine bladeGEC ALSTHOM LTD·Filed 1998·Granted May 25, 1999·18 cites·16 claims
- 1847US5195615AMine shaft conveyance systemGEC ALSTHOM LTD·Filed 1990·Granted Mar 23, 1993·12 cites·8 claims
- 1946US5575620ATurbine blade assemblyGEC ALSTHOM LTD·Filed 1995·Granted Nov 19, 1996·28 cites·4 claims
- 2040US6107785APolyphase static var compensator arrangement for supply voltage regulation by energy dissipationGEC ALSTHOM LTD·Filed 1996·Granted Aug 22, 2000·15 cites·14 claims
- 2139US5126604ALinear motor conveyance systemGEC ALSTHOM LTD·Filed 1990·Granted Jun 30, 1992·9 cites·10 claims
- 2238US5387894ADistribution transformersGEC ALSTHOM LTD·Filed 1992·Granted Feb 7, 1995·5 cites·10 claims
- 2338US5093770AElectrical energy storage systemGEC ALSTHOM LTD·Filed 1990·Granted Mar 3, 1992·8 cites·7 claims
- 2437US5841618APower-line trip circuitGEC ALSTHOM LTD·Filed 1996·Granted Nov 24, 1998·15 cites·6 claims
- 2533US5790388AAntiseismic static electrical converter apparatusGEC ALSTHOM LTD·Filed 1995·Granted Aug 4, 1998·16 cites·19 claims
- 2629US6326573B1Vacuum switching deviceGEC ALSTHOM LTD·Filed 1998·Granted Dec 4, 2001·2 cites·11 claims
- 2720US5012184AAdjustment of disposition of rotation axis in moving coil measuring instruments to correct for their non-ideal operationGEC ALSTHOM LTD·Filed 1990·Granted Apr 30, 1991·0 cites·5 claims
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